120122120121 has 8 divisors (see below), whose sum is σ = 160543262784. Its totient is φ = 79891195440.

The previous prime is 120122120089. The next prime is 120122120149. The reversal of 120122120121 is 121021221021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120122120121 - 2⁵ = 120122120089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120122120121.

It is not an unprimeable number, because it can be changed into a prime (120122120821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47553021 + ... + 47555546.

It is an arithmetic number, because the mean of its divisors is an integer number (20067907848).

Almost surely, 2^120122120121 is an apocalyptic number.

It is an amenable number.

120122120121 is a deficient number, since it is larger than the sum of its proper divisors (40421142663).

120122120121 is an equidigital number, since it uses as much as digits as its factorization.

120122120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95108991.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120122120121 its reverse (121021221021), we get a palindrome (241143341142).

The spelling of 120122120121 in words is "one hundred twenty billion, one hundred twenty-two million, one hundred twenty thousand, one hundred twenty-one".